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Code Issues Releases Wiki Activity

improve mysql parser

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This commit is contained in:
wenshao
2013-04-28 23:51:25 +08:00
parent 229d548abc
commit de80373003
11 changed files with 512 additions and 26 deletions
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src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlCreateTableTest42.java
+1 -1
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@@ -65,7 +65,7 @@ public class MySqlCreateTableTest42 extends MysqlTest {
Assert.assertEquals("CREATE TABLE rc (" + //
"\n\ta INT NOT NULL, " + //
"\n\tb INT NOT NULL" + //
"\n) PARTITION BY RANGE (a, b)(" + //
"\n) PARTITION BY RANGE COLUMNS (a, b)(" + //
"\n\tPARTITION p0 VALUES LESS THAN (10, 5), " + //
"\n\tPARTITION p1 VALUES LESS THAN (20, 10), " + //
"\n\tPARTITION p2 VALUES LESS THAN (MAXVALUE, 15), " + //
src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlCreateTableTest43.java
+76
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@@ -0,0 +1,76 @@
/*
* Copyright 1999-2011 Alibaba Group Holding Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.druid.bvt.sql.mysql;
import java.util.List;
import org.junit.Assert;
import com.alibaba.druid.sql.MysqlTest;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
import com.alibaba.druid.stat.TableStat;
public class MySqlCreateTableTest43 extends MysqlTest {
public void test_0() throws Exception {
String sql = "CREATE TABLE client_firms (" + //
" id INT," + //
" name VARCHAR(35)" + //
")" + //
"PARTITION BY LIST (id) (" + //
" PARTITION r0 VALUES IN (1, 5, 9, 13, 17, 21)," + //
" PARTITION r1 VALUES IN (2, 6, 10, 14, 18, 22)," + //
" PARTITION r2 VALUES IN (3, 7, 11, 15, 19, 23)," + //
" PARTITION r3 VALUES IN (4, 8, 12, 16, 20, 24)" + //
");"; //
MySqlStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement stmt = statementList.get(0);
print(statementList);
Assert.assertEquals(1, statementList.size());
MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
stmt.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("coditions : " + visitor.getConditions());
System.out.println("orderBy : " + visitor.getOrderByColumns());
Assert.assertEquals(1, visitor.getTables().size());
Assert.assertEquals(2, visitor.getColumns().size());
Assert.assertEquals(0, visitor.getConditions().size());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("client_firms")));
String output = SQLUtils.toMySqlString(stmt);
Assert.assertEquals("CREATE TABLE client_firms (" + //
"\n\tid INT, " + //
"\n\tname VARCHAR(35)" + //
"\n) PARTITION BY LIST (id) (" + //
"\n\tPARTITION r0 VALUES IN (1, 5, 9, 13, 17, 21), " + //
"\n\tPARTITION r1 VALUES IN (2, 6, 10, 14, 18, 22), " + //
"\n\tPARTITION r2 VALUES IN (3, 7, 11, 15, 19, 23), " + //
"\n\tPARTITION r3 VALUES IN (4, 8, 12, 16, 20, 24)" + //
"\n)", output);
}
}
src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlCreateTableTest44.java
+76
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@@ -0,0 +1,76 @@
/*
* Copyright 1999-2011 Alibaba Group Holding Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.druid.bvt.sql.mysql;
import java.util.List;
import org.junit.Assert;
import com.alibaba.druid.sql.MysqlTest;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
import com.alibaba.druid.stat.TableStat;
public class MySqlCreateTableTest44 extends MysqlTest {
public void test_0() throws Exception {
String sql = "CREATE TABLE lc (" + //
" a INT NULL, " + //
" b INT NULL" + //
")" + //
"PARTITION BY LIST COLUMNS(a,b) (" + //
" PARTITION p0 VALUES IN( (0,0), (NULL,NULL) )," + //
" PARTITION p1 VALUES IN( (0,1), (0,2), (0,3), (1,1), (1,2) )," + //
" PARTITION p2 VALUES IN( (1,0), (2,0), (2,1), (3,0), (3,1) )," + //
" PARTITION p3 VALUES IN( (1,3), (2,2), (2,3), (3,2), (3,3) )" + //
");"; //
MySqlStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement stmt = statementList.get(0);
print(statementList);
Assert.assertEquals(1, statementList.size());
MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
stmt.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("coditions : " + visitor.getConditions());
System.out.println("orderBy : " + visitor.getOrderByColumns());
Assert.assertEquals(1, visitor.getTables().size());
Assert.assertEquals(2, visitor.getColumns().size());
Assert.assertEquals(0, visitor.getConditions().size());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("lc")));
String output = SQLUtils.toMySqlString(stmt);
Assert.assertEquals("CREATE TABLE lc (" + //
"\n\ta INT NULL, " + //
"\n\tb INT NULL" + //
"\n) PARTITION BY LIST COLUMNS (a, b) (" + //
"\n\tPARTITION p0 VALUES IN ((0, 0), (NULL, NULL)), " + //
"\n\tPARTITION p1 VALUES IN ((0, 1), (0, 2), (0, 3), (1, 1), (1, 2)), " + //
"\n\tPARTITION p2 VALUES IN ((1, 0), (2, 0), (2, 1), (3, 0), (3, 1)), " + //
"\n\tPARTITION p3 VALUES IN ((1, 3), (2, 2), (2, 3), (3, 2), (3, 3))" + //
"\n)", output);
}
}
src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlCreateTableTest45.java
+91
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@@ -0,0 +1,91 @@
/*
* Copyright 1999-2011 Alibaba Group Holding Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.druid.bvt.sql.mysql;
import java.util.List;
import org.junit.Assert;
import com.alibaba.druid.sql.MysqlTest;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
import com.alibaba.druid.stat.TableStat;
public class MySqlCreateTableTest45 extends MysqlTest {
public void test_0() throws Exception {
String sql = "CREATE TABLE th (id INT, name VARCHAR(30), adate DATE)" + //
"PARTITION BY LIST(YEAR(adate))" + //
"(" + //
" PARTITION p1999 VALUES IN (1995, 1999, 2003)" + //
" DATA DIRECTORY = '/var/appdata/95/data'" + //
" INDEX DIRECTORY = '/var/appdata/95/idx'," + //
" PARTITION p2000 VALUES IN (1996, 2000, 2004)" + //
" DATA DIRECTORY = '/var/appdata/96/data'" + //
" INDEX DIRECTORY = '/var/appdata/96/idx'," + //
" PARTITION p2001 VALUES IN (1997, 2001, 2005)" + //
" DATA DIRECTORY = '/var/appdata/97/data'" + //
" INDEX DIRECTORY = '/var/appdata/97/idx'," + //
" PARTITION p2002 VALUES IN (1998, 2002, 2006)" + //
" DATA DIRECTORY = '/var/appdata/98/data'" + //
" INDEX DIRECTORY = '/var/appdata/98/idx'" + //
");"; //
MySqlStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement stmt = statementList.get(0);
print(statementList);
Assert.assertEquals(1, statementList.size());
MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
stmt.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("coditions : " + visitor.getConditions());
System.out.println("orderBy : " + visitor.getOrderByColumns());
Assert.assertEquals(1, visitor.getTables().size());
Assert.assertEquals(3, visitor.getColumns().size());
Assert.assertEquals(0, visitor.getConditions().size());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("th")));
String output = SQLUtils.toMySqlString(stmt);
Assert.assertEquals("CREATE TABLE th (" + //
"\n\tid INT, " + //
"\n\tname VARCHAR(30), " + //
"\n\tadate DATE" + //
"\n) PARTITION BY LIST (YEAR(adate)) (" + //
"\n\tPARTITION p1999 VALUES IN (1995, 1999, 2003)" + //
"\n\t\tDATA DIRECTORY '/var/appdata/95/data'" + //
"\n\t\tINDEX DIRECTORY '/var/appdata/95/idx', " + //
"\n\tPARTITION p2000 VALUES IN (1996, 2000, 2004)" + //
"\n\t\tDATA DIRECTORY '/var/appdata/96/data'" + //
"\n\t\tINDEX DIRECTORY '/var/appdata/96/idx', " + //
"\n\tPARTITION p2001 VALUES IN (1997, 2001, 2005)" + //
"\n\t\tDATA DIRECTORY '/var/appdata/97/data'" + //
"\n\t\tINDEX DIRECTORY '/var/appdata/97/idx', " + //
"\n\tPARTITION p2002 VALUES IN (1998, 2002, 2006)" + //
"\n\t\tDATA DIRECTORY '/var/appdata/98/data'" + //
"\n\t\tINDEX DIRECTORY '/var/appdata/98/idx'" + //
"\n)", output);
}
}